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| STUDIES ON MOISTURE REGIME IN BLACK SOILS IN NORTHERN PART OF NORTH-EAST OF CHINA Ⅳ.AGRICULTURAL TECHNIQUES FOR RESERVING SOIL WATER AND IMPROVING WATER CONDITIONS OF FARM LAND IN THE REGION OF BLACK SOILS UNDER DROUGHT WEATHER |
| | Shen Shah-min,Qiao Qiao,Ding Qing-tang and Zeng Zhao-shun |
| | 1981,18(3):203-211 |
| | Abstract(1624) View PDF(2364) [HTML] |
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| THE SEASONAL VARIATION OF SOIL NO3-N AND THE EFFECT OF SUMMER FALLOW ON THE FERTILITY OF MANURED LOESSIAL SOIL |
| | Peng Lin,Peng Xiang-lin and Lu Zong-fan |
| | 1981,18(3):212-222 |
| | Abstract(2012) View PDF(2816) [HTML] |
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| STUDIES ON THE SYSTEM OF SOIL TILLAGE OF PADDY SOIL IN SOUTHERN JIANGSU PROVINCE |
| | Zhao Cheng-zhai,Zhou Zheng-du and Dong Bai-shu |
| | 1981,18(3):223-233 |
| | Abstract(1536) View PDF(2422) [HTML] |
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| A PRIMARY STUDY ON THE SPECIFIC ADSORPTION OF COPPER ION OF PADDY SOILS IN SOUTHERN JIANGSU |
| | Wu Mei-ling and Chen Jia-fang |
| | 1981,18(3):234-243 |
| | Abstract(1631) View PDF(2435) [HTML] |
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| THE RELATIONSHIPS BETWEEN ORGANIC MATTER AND ENZYMATIC ACTIVITIES AND SOIL FERTILITY IN BLACK SOILS |
| | Qiu Feng-qiong,Zhou Li-kai,Chen En-feng,Ding Qing-tang,Zhang Zhi-ming and Dang Lian-chao |
| | 1981,18(3):244-254 |
| | Abstract(1615) View PDF(2952) [HTML] |
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| A PRELIMINARY STUDY ON THE NUTRIENT BALANCE OF SOIL UNDER CHINESE FIR PLANTATION AND BROAD-LEAVED MIXED FOREST |
| | Li Chang-hua |
| | 1981,18(3):255-261 |
| | Abstract(1812) View PDF(3287) [HTML] |
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| SOIL MOISTURE REGIME OF YELLOW-BROWN EARTHS OF VARIOUS TEXTURES AND THEIR RELATION TO THE GROWTH OF CHINESE FIR IN THE SUBURBS OF NANJING |
| | Cheng Heng-song,Gao Chang-chi and Wang Xiao-ming |
| | 1981,18(3):262-272 |
| | Abstract(1727) View PDF(2311) [HTML] |
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| MICROBIAL DEGRADATION OF γ-BHC IN SOILS WITH ADEQUATE MOISTURE CONTENT |
| | Gu Zong-lian,Xie Si-qin and Zhang Shui-ming |
| | 1981,18(3):273-280 |
| | Abstract(1633) View PDF(1917) [HTML] |
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| ON THE ALKALIZATION OF SALT-AFFECTED SOILS IN COASTAL REGION |
| | Hu Ji-chang and Zhu Shou-quan |
| | 1981,18(3):281-289 |
| | Abstract(1605) View PDF(2272) [HTML] |
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| A DISCUSSION ON GEOCHEMICAL CHARACTERISTICS OF MAIN SOIL GROUPS IN NORTHERN HUNAN PROVINCE |
| | Chen Zhi-cheng,Jiao Jian-ying and Zhao Wen-jun |
| | 1981,18(3):290-299 |
| | Abstract(1545) View PDF(2498) [HTML] |
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| IMPROVEMENT OF SALT-AFFECTED SOILS IN INFILTRATION AREA ALONG THE YELLOW RIVER |
| | Song Rong-hua,Shan Guang-zong,Jin Dao-ben and Chen De-hua |
| | 1981,18(3):300-304 |
| | Abstract(1467) View PDF(2701) [HTML] |
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